What does earth's constant rotation cause us to experience? Day and Night
How long does it take earth to complete one rotation? 24 hours
From which direction does the sun rise? East
From which direction does the sun set? West
What do you think would happen if the Earth stopped rotating? we would only get the sun or the moon not both.
How would this effect human life? people would be to cold in darkness and people would be to hot in the sun.

Key Concept about Earth's rotation: every body isnt that cold or that hot and that is why we have seasons .
What poles does the Earth's axis run through?North and South
What do you notice about the Earth's position when the axis appears?slanted
What two hemispheres does the equator divide the earth into?Northern and southern

Direct Light
Angled or Indirect light
warm
larger than the other

Key Concept: Which produces more heat? the direct light. Which produces less?the angled light.

http://www.ioncmaste.ca/homepage/resources/web_resources/CSA_Astro9/files/multimedia/unit3/reasons_seasons/reasons_seasons.swf
Is the Earth's tilt always pointing the the right or the left?the Left


http://www.ioncmaste.ca/homepage/resources/web_resources/CSA_Astro9/files/multimedia/unit3/reasons_seasons/reasons_seasons.swf
Do the Northern and Southern Hemispheres ever experience the same season? autumn What do you notice about their seasons?that there not all the same.

Northern Hemisphere

winter
spring
summer
fall
indirect
equal
direct
equal

Southern Hemisphere

winter
spring
summer
fall
indirect
equal
direct
equal
No sunlight bubbles
bubblus_New_Sheet.jpg